<?php
/**
 * Created by PhpStorm.
 * User: YWX
 * Date: 2017/4/11
 * Time: 10:19
 */

echo $m1 = memory_get_usage();
echo "<br />";
//$var_string = "123";
//$var = str_repeat("liuhui", 10000);
echo $m2 = memory_get_usage()-$m1;
echo "<br />";
$n= 123 ;
echo $m6 = memory_get_usage();
echo $m3 = memory_get_usage()-$m1-$m2;
echo "<br />";
$f=123.00;
echo $m4 = memory_get_usage()-$m1-$m2-$m3;
echo "<br />";
$var_array = array("123");
echo $m5 = memory_get_usage()-$m1-$m2-$m3-$m4;